%0 Journal Article %A S. A. Shapovalov %T Conjugacy of symbolic dynamical systems with an at most countable phase space %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1997 %P 35-39 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1997_3_a8/ %G ru %F VMUMM_1997_3_a8